Finding the Fourth Proportional to 248,817,312.36, 373,183,430.94 and 67,021,975.08
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Solution
The fourth proportional to 248,817,312.36, 373,183,430.94 and 67,021,975.08 is: 100,521,504.60
Step by Step Solution
- Step 1: Write the proportion equation
248,817,312.36 : 373,183,430.94 = 67,021,975.08 : x - Step 2: Convert to fraction form
248,817,312.36/373,183,430.94 = 67,021,975.08/x - Step 3: Cross multiply
248,817,312.36x = 373,183,430.94 × 67,021,975.08 - Step 4: Simplify right side
248,817,312.36x = 25,011,490,608,729,580 - Step 5: Solve for x
x = 25,011,490,608,729,580/248,817,312.36 - Step 6: Final answer
x = 100,521,504.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.